Overview
Reproducibility

Table Overview

Columns	21
Rows	56,978
`NA`s	205,063 (17.14%)
Duplicate Rows	529 (0.93%)

Column Types

character	13
numeric	7
POSIXct	1

Reproducibility Information

Scan Build Time	`2021-05-17 07:04:24`
pointblank Version	`0.7.0.9000`
R Version	R version 4.0.2 (2020–06–22) Taking Off Again
Operating System	`x86_64-apple-darwin17.0`

incident_date
datetime

Distinct	9,880 (17.34%)
`NA`s	0
`Inf`/`-Inf`	0

state
character

Distinct	59 (0.10%)
`NA`s	0
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
N/A	12671	22.2%
TX	7146	12.5%
CA	5780	10.1%
FL	3686	6.5%
IL	2744	4.8%
CO	2441	4.3%
NY	2242	3.9%
MO	1674	2.9%
TN	1251	2.2%
Other Values (16115)	16115	28.3%

String Lengths

Mean	2.2
Minimum	2.0
Maximum	3.0

Histogram

airport_id
character

Distinct	423 (0.74%)
`NA`s	0
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
ZZZZ	11046	19.4%
KDFW	2455	4.3%
KDEN	2249	3.9%
KORD	1968	3.5%
KSMF	1651	2.9%
KMCO	1067	1.9%
KSLC	1052	1.8%
KBWI	1051	1.8%
KBNA	1024	1.8%
Other Values (32397)	32397	56.9%

String Lengths

Mean	4.0
Minimum	3.0
Maximum	5.0

Histogram

airport
character

Distinct	423 (0.74%)
`NA`s	0
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
UNKNOWN	11046	19.4%
DALLAS/FORT WORTH INTL ARPT	2455	4.3%
DENVER INTL AIRPORT	2249	3.9%
CHICAGO O'HARE INTL ARPT	1968	3.5%
SACRAMENTO INTL	1651	2.9%
ORLANDO INTL	1067	1.9%
SALT LAKE CITY INTL	1052	1.8%
BALTIMORE/WASH INTL THURGOOD MARSHAL ARPT	1051	1.8%
NASHVILLE INTL	1024	1.8%
Other Values (32397)	32397	56.9%

String Lengths

Mean	19.4
Minimum	4.0
Maximum	53.0

Histogram

operator
character

Distinct	4 (0.01%)
`NA`s	0
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
SOUTHWEST AIRLINES	17970	31.5%
UNITED AIRLINES	15116	26.5%
AMERICAN AIRLINES	14887	26.1%
DELTA AIR LINES	9005	15.8%
Other Values (0)	0	0.0%

String Lengths

Mean	16.5
Minimum	15.0
Maximum	18.0

Histogram

atype
character

Distinct	91 (0.16%)
`NA`s	0
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
B-737-700	9964	17.5%
B-737-300	7641	13.4%
B-737-800	5230	9.2%
B-757-200	4235	7.4%
A-320	3776	6.6%
A-319	3057	5.4%
MD-82	2137	3.8%
MD-80	1960	3.4%
B-737-500	1933	3.4%
Other Values (15189)	15189	26.7%

String Lengths

Mean	7.7
Minimum	4.0
Maximum	18.0

Histogram

type_eng
character

Distinct	5 (0.01%)
`NA`s	234 (0.41%)
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
D	56705	99.5%
`NA`	234	0.4%
C	34	0.1%
F	3	0.0%
A	2	0.0%
Other Values (0)	0	0.0%

String Lengths

Mean	1.0
Minimum	1.0
Maximum	1.0

Histogram

species_id
character

Distinct	528 (0.93%)
`NA`s	0
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
UNKBM	15394	27.0%
UNKBS	14765	25.9%
UNKB	3956	6.9%
NE1	1504	2.6%
O2205	1341	2.4%
YI005	1171	2.1%
UNKBL	933	1.6%
YL001	848	1.5%
YH004	836	1.5%
Other Values (15435)	15435	27.1%

String Lengths

Mean	4.7
Minimum	1.0
Maximum	6.0

Histogram

species
character

Distinct	527 (0.92%)
`NA`s	0
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
Unknown bird - medium	15394	27.0%
Unknown bird - small	14765	25.9%
Unknown bird	3956	6.9%
Gulls	1504	2.6%
Mourning dove	1341	2.4%
Barn swallow	1171	2.1%
Unknown bird - large	933	1.6%
European starling	848	1.5%
Horned lark	836	1.5%
Other Values (15435)	15435	27.1%

String Lengths

Mean	17.0
Minimum	4.0
Maximum	50.0

Histogram

damage
character

Distinct	5 (0.01%)
`NA`s	4,324 (7.59%)
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
N	48650	85.4%
`NA`	4324	7.6%
M	1892	3.3%
M?	1085	1.9%
S	1027	1.8%
Other Values (0)	0	0.0%

String Lengths

Mean	1.0
Minimum	1.0
Maximum	2.0

Histogram

num_engs
numeric

Distinct	5 (0.01%)
`NA`s	233 (0.41%)
`Inf`/`-Inf`	0

Mean	2.06
Minimum	1
Maximum	4

Quantile Statistics

Minimum	1.00
5th Percentile	2.00
Q1	2.00
Median	2.00
Q3	2.00
95th Percentile	3.00
Maximum	4.00
Range	3.00
IQR	0.00

Descriptive Statistics

Mean	2.06
Variance	0.07
Standard Deviation	0.26
Coefficient of Variation	0.12

Value	Count	Frequency
2	53692	94.2%
3	2753	4.8%
4	299	0.5%
`NA`	233	0.4%
1	1	0.0%
Other Values (0)	0	0.0%

Maximum Values

Value	Count	Frequency
2	53692	94.23%
3	2753	4.83%
4	299	0.52%
`NA`	233	0.41%
1	1	0.00%

Minimum Values

Value	Count	Frequency
1	1	0.00%
`NA`	233	0.41%
4	299	0.52%
3	2753	4.83%
2	53692	94.23%

incident_month
numeric

Distinct	12 (0.02%)
`NA`s	0
`Inf`/`-Inf`	0

Mean	7.24
Minimum	1
Maximum	12

Quantile Statistics

Minimum	1.00
5th Percentile	2.00
Q1	5.00
Median	8.00
Q3	10.00
95th Percentile	11.00
Maximum	12.00
Range	11.00
IQR	5.00

Descriptive Statistics

Mean	7.24
Variance	7.99
Standard Deviation	2.83
Coefficient of Variation	0.39

Value	Count	Frequency
9	7980	14.0%
10	7754	13.6%
8	7104	12.5%
5	6161	10.8%
7	6133	10.8%
6	4541	8.0%
4	4490	7.9%
11	4191	7.4%
3	2678	4.7%
Other Values (3643)	3643	6.4%

Maximum Values

Value	Count	Frequency
9	7980	14.01%
10	7754	13.61%
8	7104	12.47%
5	6161	10.81%
7	6133	10.76%
6	4541	7.97%
4	4490	7.88%
11	4191	7.36%
3	2678	4.70%
12	2303	4.04%

Minimum Values

Value	Count	Frequency
2	1692	2.97%
1	1951	3.42%
12	2303	4.04%
3	2678	4.70%
11	4191	7.36%
4	4490	7.88%
6	4541	7.97%
7	6133	10.76%
5	6161	10.81%
8	7104	12.47%

incident_year
numeric

Distinct	29 (0.05%)
`NA`s	0
`Inf`/`-Inf`	0

Mean	2,007.83
Minimum	1,990
Maximum	2,018

Quantile Statistics

Minimum	1,990.00
5th Percentile	1,993.00
Q1	2,001.00
Median	2,009.00
Q3	2,015.00
95th Percentile	2,018.00
Maximum	2,018.00
Range	28.00
IQR	14.00

Descriptive Statistics

Mean	2,007.83
Variance	63.20
Standard Deviation	7.95
Coefficient of Variation	0.00

Value	Count	Frequency
2018	4452	7.8%
2017	4081	7.2%
2016	3764	6.6%
2015	3602	6.3%
2014	3102	5.4%
2013	2681	4.7%
2012	2517	4.4%
2000	2303	4.0%
2010	2104	3.7%
Other Values (26270)	26270	46.1%

Maximum Values

Value	Count	Frequency
2018	4452	7.81%
2017	4081	7.16%
2016	3764	6.61%
2015	3602	6.32%
2014	3102	5.44%
2013	2681	4.71%
2012	2517	4.42%
2000	2303	4.04%
2010	2104	3.69%
2009	2102	3.69%

Minimum Values

Value	Count	Frequency
1990	651	1.14%
1994	849	1.49%
1993	873	1.53%
1998	886	1.55%
1995	898	1.58%
1991	906	1.59%
1992	915	1.61%
1996	945	1.66%
1997	1012	1.78%
2006	1359	2.39%

time_of_day
character

Distinct	5 (0.01%)
`NA`s	16,133 (28.31%)
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
Day	25123	44.1%
`NA`	16133	28.3%
Night	12735	22.4%
Dusk	1717	3.0%
Dawn	1270	2.2%
Other Values (0)	0	0.0%

String Lengths

Mean	3.7
Minimum	3.0
Maximum	5.0

Histogram

time
numeric

Distinct	1,331 (2.34%)
`NA`s	26,124 (45.85%)
`Inf`/`-Inf`	0

Mean	1,427.55
Minimum	−84
Maximum	2,359

Quantile Statistics

Minimum	−84.00
5th Percentile	618.00
Q1	930.00
Median	1,426.00
Q3	1,950.00
95th Percentile	2,258.00
Maximum	2,359.00
Range	2,443.00
IQR	1,020.00

Descriptive Statistics

Mean	1,427.55
Variance	338,406.27
Standard Deviation	581.73
Coefficient of Variation	0.41

Value	Count	Frequency
`NA`	26124	45.8%
2100	337	0.6%
2200	298	0.5%
2300	266	0.5%
900	264	0.5%
800	263	0.5%
1000	249	0.4%
2000	249	0.4%
2130	242	0.4%
Other Values (28446)	28446	49.9%

Maximum Values

Value	Count	Frequency
`NA`	26124	45.85%
2100	337	0.59%
2200	298	0.52%
2300	266	0.47%
900	264	0.46%
800	263	0.46%
1000	249	0.44%
2000	249	0.44%
2130	242	0.42%
1100	240	0.42%

Minimum Values

Value	Count	Frequency
-84	1	0.00%
29	1	0.00%
34	1	0.00%
47	1	0.00%
53	1	0.00%
57	1	0.00%
58	1	0.00%
102	1	0.00%
103	1	0.00%
107	1	0.00%

height
numeric

Distinct	340 (0.60%)
`NA`s	18,038 (31.66%)
`Inf`/`-Inf`	0

Mean	983.83
Minimum	0
Maximum	25,000

Quantile Statistics

Minimum	0.00
5th Percentile	0.00
Q1	0.00
Median	50.00
Q3	1,000.00
95th Percentile	5,000.00
Maximum	25,000.00
Range	25,000.00
IQR	1,000.00

Descriptive Statistics

Mean	983.83
Variance	4,107,745.54
Standard Deviation	2,026.76
Coefficient of Variation	2.06

Value	Count	Frequency
`NA`	18038	31.7%
0	15684	27.5%
100	1793	3.1%
50	1572	2.8%
500	1460	2.6%
200	1433	2.5%
1000	1354	2.4%
300	1143	2.0%
10	1078	1.9%
Other Values (12347)	12347	21.7%

Maximum Values

Value	Count	Frequency
`NA`	18038	31.66%
0	15684	27.53%
100	1793	3.15%
50	1572	2.76%
500	1460	2.56%
200	1433	2.52%
1000	1354	2.38%
300	1143	2.01%
10	1078	1.89%
3000	1076	1.89%

Minimum Values

Value	Count	Frequency
18	1	0.00%
22	1	0.00%
23	1	0.00%
26	1	0.00%
27	1	0.00%
36	1	0.00%
37	1	0.00%
42	1	0.00%
46	1	0.00%
47	1	0.00%

speed
numeric

Distinct	166 (0.29%)
`NA`s	30,046 (52.73%)
`Inf`/`-Inf`	0

Mean	154.55
Minimum	0
Maximum	354

Quantile Statistics

Minimum	0.00
5th Percentile	100.00
Q1	130.00
Median	140.00
Q3	170.00
95th Percentile	250.00
Maximum	354.00
Range	354.00
IQR	40.00

Descriptive Statistics

Mean	154.55
Variance	1,787.71
Standard Deviation	42.28
Coefficient of Variation	0.27

Value	Count	Frequency
`NA`	30046	52.7%
140	3767	6.6%
130	2427	4.3%
150	2284	4.0%
135	2094	3.7%
250	1587	2.8%
120	1507	2.6%
210	1289	2.3%
160	1221	2.1%
Other Values (9541)	9541	16.7%

Maximum Values

Value	Count	Frequency
`NA`	30046	52.73%
140	3767	6.61%
130	2427	4.26%
150	2284	4.01%
135	2094	3.68%
250	1587	2.79%
120	1507	2.64%
210	1289	2.26%
160	1221	2.14%
100	1215	2.13%

Minimum Values

Value	Count	Frequency
9	1	0.00%
12	1	0.00%
56	1	0.00%
82	1	0.00%
87	1	0.00%
88	1	0.00%
91	1	0.00%
92	1	0.00%
99	1	0.00%
104	1	0.00%

phase_of_flt
character

Distinct	25 (0.04%)
`NA`s	11,469 (20.13%)
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
Approach	20604	36.2%
`NA`	11469	20.1%
Take-off run	8233	14.4%
Climb	7657	13.4%
Landing Roll	7244	12.7%
Descent	661	1.2%
Departure	447	0.8%
Arrival	179	0.3%
Local	116	0.2%
Other Values (287)	287	0.5%

String Lengths

Mean	8.8
Minimum	4.0
Maximum	12.0

Histogram

sky
character

Distinct	4 (0.01%)
`NA`s	20,485 (35.95%)
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
`NA`	20485	36.0%
No Cloud	18937	33.2%
Some Cloud	12107	21.2%
Overcast	5449	9.6%
Other Values (0)	0	0.0%

String Lengths

Mean	8.7
Minimum	8.0
Maximum	10.0

Histogram

precip
character

Distinct	8 (0.01%)
`NA`s	21,614 (37.93%)
`Inf`/`-Inf`	0

Common Values
String Lengths

Value	Count	Frequency
None	32937	57.8%
`NA`	21614	37.9%
Rain	1689	3.0%
Fog	587	1.0%
Snow	85	0.1%
Fog, Rain	58	0.1%
Fog, Snow	5	0.0%
Rain, Snow	3	0.0%
Other Values (0)	0	0.0%

String Lengths

Mean	4.0
Minimum	3.0
Maximum	10.0

Histogram

cost_repairs_infl_adj
numeric

Distinct	529 (0.93%)
`NA`s	56,363 (98.92%)
`Inf`/`-Inf`	0

Mean	242,387.9
Minimum	11
Maximum	16,380,000

Quantile Statistics

Minimum	11.00
5th Percentile	161.10
Q1	5,128.00
Median	26,783.00
Q3	93,123.50
95th Percentile	1,370,044.00
Maximum	16,380,000.00
Range	16,379,989.00
IQR	87,995.50

Descriptive Statistics

Mean	242,387.90
Variance	888,497,541,965.93
Standard Deviation	942,601.48
Coefficient of Variation	3.89

Value	Count	Frequency
`NA`	56363	98.9%
102	6	0.0%
32100	5	0.0%
100	4	0.0%
500	4	0.0%
10590	4	0.0%
265000	4	0.0%
108	3	0.0%
1059	3	0.0%
Other Values (579)	579	1.0%

Maximum Values

Value	Count	Frequency
`NA`	56363	98.92%
102	6	0.01%
32100	5	0.01%
100	4	0.01%
500	4	0.01%
10590	4	0.01%
265000	4	0.01%
108	3	0.01%
1059	3	0.01%
5308	3	0.01%

Minimum Values

Value	Count	Frequency
11	1	0.00%
28	1	0.00%
50	1	0.00%
51	1	0.00%
53	1	0.00%
88	1	0.00%
91	1	0.00%
93	1	0.00%
94	1	0.00%
105	1	0.00%

	incident_date	state	airport_id	airport	operator	atype	type_eng	species_id	species	damage	num_engs	incident_month	incident_year	time_of_day	time	height	speed	phase_of_flt	sky	precip	cost_repairs_infl_adj
1	2018-12-31	FL	KMIA	MIAMI INTL	AMERICAN AIRLINES	B-737-800	D	UNKBL	Unknown bird - large	M?	2	12	2018	Day	1207	700	200	Climb	Some Cloud	None	`NA`
2	2018-12-29	IN	KIND	INDIANAPOLIS INTL ARPT	AMERICAN AIRLINES	B-737-800	D	R	Owls	N	2	12	2018	Night	2355	0	`NA`	Landing Roll	`NA`	`NA`	`NA`
3	2018-12-29	N/A	ZZZZ	UNKNOWN	AMERICAN AIRLINES	UNKNOWN	`NA`	R2004	Short-eared owl	`NA`	`NA`	12	2018	`NA`	`NA`	`NA`	`NA`	`NA`	`NA`	`NA`	`NA`
4	2018-12-27	N/A	ZZZZ	UNKNOWN	AMERICAN AIRLINES	B-737-900	D	N5205	Southern lapwing	M?	2	12	2018	`NA`	`NA`	`NA`	`NA`	`NA`	`NA`	`NA`	`NA`
5	2018-12-27	N/A	ZZZZ	UNKNOWN	AMERICAN AIRLINES	B-737-800	D	J2139	Lesser scaup	M?	2	12	2018	`NA`	`NA`	`NA`	`NA`	`NA`	`NA`	`NA`	`NA`
6..56973
56974	1990-04-23	NY	KJFK	JOHN F KENNEDY INTL	UNITED AIRLINES	B-767-200	D	NE1	Gulls	N	2	4	1990	Dusk	`NA`	1200	`NA`	Approach	No Cloud	None	`NA`
56975	1990-03-25	CA	KSAN	SAN DIEGO INTL	UNITED AIRLINES	DC-8-70	D	NE120	Western gull	N	4	3	1990	`NA`	`NA`	0	`NA`	Landing Roll	`NA`	`NA`	`NA`
56976	1990-03-09	CA	KSFO	SAN FRANCISCO INTL ARPT	UNITED AIRLINES	B-737-300	D	UNKBM	Unknown bird - medium	S	2	3	1990	`NA`	`NA`	0	`NA`	Landing Roll	`NA`	`NA`	`NA`
56977	1990-02-24	DC	KIAD	WASHINGTON DULLES INTL ARPT	UNITED AIRLINES	B-707	D	J	Ducks, geese, swans	`NA`	4	2	1990	Night	`NA`	`NA`	`NA`	`NA`	No Cloud	None	`NA`
56978	1990-02-14	CA	KSMF	SACRAMENTO INTL	UNITED AIRLINES	B-737	D	UNKBM	Unknown bird - medium	S	2	2	1990	`NA`	`NA`	0	`NA`	Take-off run	`NA`	`NA`	`NA`

Overview of `strikes`

Variables

Interactions

Correlations

Missing Values

Sample

Overview of strikes

Variables

Interactions

Correlations

Missing Values

Sample

Overview of `strikes`